A zombie isn't really frightening because of teeth — it's frightening because of the breath that comes before the teeth, the wet rasp three seconds out of frame. These 58 clips chase that approach. Lone shambling moans recorded slow and dry, the strangled groan of a fresh turn, full horde shuffles that carry mass in the low end, and a section of zombies eating guts foley made with cabbage and tomato pulp the old-fashioned way. The scream-attack hits are short, peaked and processed only slightly — the rest is down to your mix.
Indie horror games pull from the lone-moan material because it loops under a hallway without telegraphing the threat. Found-footage edits and Halloween shorts reach for the swarm beds, which fill the off-screen world cheaply. For trailers, pitch any single moan down a fifth and the same recording becomes a different creature entirely. Grab the whole set free to download, no signup or attribution required.